Want to join the Secunia Security Team?
Secunia offers a position as a security specialist, where your daily work involves reverse engineering of software and exploit code, auditing of source code, and analysis of vulnerability reports.
TITLE: avast! Unspecified CHM Unpacker Vulnerability
SECUNIA ADVISORY ID: SA20387
VERIFY ADVISORY: http://secunia.com/advisories/20387/
CRITICAL: Moderately critical
WHERE: >From remote
SOFTWARE: avast! Antivirus 4.x http://secunia.com/product/5162/
DESCRIPTION: A vulnerability with an unknown impact has been reported in avast! Antivirus.
The vulnerability is caused due to an unspecified error in the CHM unpacker.
The vulnerability has been reported in version 4.7.827 and prior.
SOLUTION: Update to version 4.7.844, which temporarily disables the CHM unpacker. http://www.avast.com/eng/programs.html
PROVIDED AND/OR DISCOVERED BY: Reported by vendor.
About: This Advisory was delivered by Secunia as a free service to help everybody keeping their systems up to date against the latest vulnerabilities.
Definitions: (Criticality, Where etc.) http://secunia.com/about_secunia_advisories/
Please Note: Secunia recommends that you verify all advisories you receive by clicking the link. Secunia NEVER sends attached files with advisories. Secunia does not advise people to install third party patches, only use those supplied by the vendor.